CHINA - U.S. P.O. 1872 cover with enclosure, sent from the American Presbyterian Mission Press in Shanghai, and franked with a 10c Banknote. Stamp tied by segmented cork killer, with U.S. POSTAL AG"CY / SHANGHAI c.d.s. alongside, and reverse shows magenta San FRANCISCO Cal / PAID transit. A Very Fine and scarce cover from the U.S. Postal Agency in China. Scott 150. (Photo). Est. 300 - 400 CHF.